A) static body B) moving body C) virtue of its position D) All of the above
A) Newton metre B) Newton C) Joules D) kilogram
A) 10j B) 30j C) 20j D) 40j
A) chemical potential energy B) electrical potential energy C) mechanical potential energy D) Nuclear potential energy
A) motion B) all of the above C) rest D) none of the above
A) meter B) seconds C) Newton D) joules
A) Jupiter B) earth C) Uranus D) Mercury
A) Pluto B) Mercury C) Mars D) Saturn
A) Neptune B) Jupiter C) Saturn D) earth
A) Saturn B) Mars C) Mercury D) Jupiter
A) planets and moon B) stars and galaxies C) all of the above D) energy and power
A) 364 B) 363 C) 365 D) 366
A) 380j B) 350N C) 450j D) 38m
A) 366 days B) 367 days C) 365.24days D) 365 days
A) rainfall B) bush burning C) soil erosion D) farming
A) walk B) work C) chore D) job
A) evaporation, condensation and precipitation B) All of the above C) conducting, convection and radiation D) transportation, transpiration and evaporation
A) visible and invisible B) none of the above C) ultraviolet and infrared D) white and black
A) electronic management radiation B) electrical magnet radio C) electromagnetic radio D) electromagnetic radiation
A) sheet B) slurry C) gully D) rill
A) Livings things B) Man C) Woman D) Human
A) mulching B) cover crops C) cover D) covering sheet
A) terracing B) fencing C) blocking D) all of the above
A) deforestation B) avoid overgrazing C) mulching D) planting of cover crops
A) 78% B) 77% C) 79% D) 76%
A) precipitation B) evaporation C) condensation D) radiation
A) air B) fuel C) water D) food
A) oxygen cycle B) carbon cycle C) nitrogen cycle D) water cycle
A) ecological B) economical C) humanitarian D) agricultural
A) conversation B) collation C) harvesting D) collection
A) liquid B) fuel C) water D) air
A) stable and unstable hardness B) permanent and temporary hardness C) primary and secondary hardness D) tertiary and primary hardness
A) none of the above B) impure substance C) two pure substances D) pure substance
A) chemical test B) melting and boiling points C) homogeneity D) all of the above
A) pure substance B) purity C) clean substance D) neat substance
A) potential of hydrogen peroxide B) potential of hydrogen oxide C) potential of hydrogen D) potential of helium
A) ammoniation B) filtration C) fluoridation D) coagulation
A) magnesium and aluminum B) calcium and magnesium C) aluminum and manganese D) sulphur and ammonium
A) caustic soda B) ion exchange resin C) washing soda D) boiling
A) false B) true C) none of the above D) maybe
A) addition of washing soda B) using of fluoride C) using of slaked lime D) boiling
A) adding of aluminum B) adding of ammonium C) adding of magnesium D) adding of chlorine
A) improve taste B) remove hardness C) increase pH D) clarify the water
A) ammoniation B) lime treatment C) chlorination D) transpiration
A) kilometer B) Newton C) joules D) kilogram
A) loss soil fertility B) destroy soil structure C) lead to collapse of buildin D) maintains soil texture
A) air pollution B) land pollution C) sand pollution D) water pollution
A) precipitation B) convection C) evaporation D) condensation
A) 300j B) 30j C) 3kj D) 3000j
A) nuclear chemicals B) pharmaceutical chemicals C) agrochemicals D) laboratory chemicals |